<html>  
    <head>
        <meta content="text/html; charset=utf-8" http-equiv="content-type" />
    </head>
    <body>
        <h1>Hello Bit</h1>
        <form action="/multipart" method="post" enctype="multipart/form-data">
            <input type="file"  name="file1">
            <input type="submit" value="上传">
        </form>
    </body>
 </html>